$form_element['additional']['#description']=t('more location details like room number, building etc.');
$form_element['name']['#description']=t('e.g. a building or venue');
$form_element['additional']['#description']=t('e.g. room number or meeting point');
$form_element['locpick']['instructions']['#markup']=t('Latitude and longitude is used for generating map links. If you do not have latitude and longitude coordinates, you can add a specific map link below.');